$ git clone -n https://gitee.com/src-opencloudos-rpms/supermin.git /var/lib/mock/dist-oc9-build-121698-71744/root/chroot_tmpdir/scmroot/supermin
Cloning into '/var/lib/mock/dist-oc9-build-121698-71744/root/chroot_tmpdir/scmroot/supermin'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/supermin
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 989190c import supermin-5.3.3-9.tl4.ap.1